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mbhatti_95 Group Title

Please solve giving step-by-step detail: lim x-> pi/2 (tanx(^cosx))

  • one year ago
  • one year ago

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  1. sauravshakya Group Title
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    |dw:1353247002489:dw|IS your question?

    • one year ago
  2. mbhatti_95 Group Title
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    yes!

    • one year ago
  3. sauravshakya Group Title
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    |dw:1353247058619:dw|

    • one year ago
  4. sauravshakya Group Title
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    And anything to the power 0 is 1

    • one year ago
  5. sauravshakya Group Title
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    Does it help?

    • one year ago
  6. mbhatti_95 Group Title
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    anything except infinity as tan(pi/2) = infinity.. infinity ^ zero is undefined.

    • one year ago
  7. cinar Group Title
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    take log first

    • one year ago
  8. cinar Group Title
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    cosx log tanx=(log tanx)/(1/cosx) = infinity /infinity use L'hospital rule

    • one year ago
  9. mbhatti_95 Group Title
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    how'd you get 1/cos x?

    • one year ago
  10. cinar Group Title
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    they equal each other

    • one year ago
  11. cinar Group Title
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    if you flip over RHS you can get LHS

    • one year ago
  12. cinar Group Title
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    and answer is e

    • one year ago
  13. mbhatti_95 Group Title
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    ok thanks i get it now :)

    • one year ago
  14. cinar Group Title
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    answer is 1 I made a mistake..

    • one year ago
  15. mbhatti_95 Group Title
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    yeah i just wasnt able to get infinity/infinity. can solve the rest. ty

    • one year ago
  16. cinar Group Title
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    np..

    • one year ago
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